The Stoichiometric equation for the reaction is CH4 + 2O2 = CO2 + 2H2OMoles of CH4 = 64/16 = 4Moles of O2 = 64/32 = 2For every 2 moles of...
1 Answers 1 viewsA bulk sample is the physical sample of a large volume or tonnage of mineral material taken from a known resource area for investigative purposes.Primary sampling unit refers to Sampling...
1 Answers 1 viewsV = m/d = 2.38g/(0.718g/cm3) = 3.315 cm3
1 Answers 1 viewsWe must know how many atoms is in 40 kg. N = 40000 g / 6.644 * 10^ -23 = 6020 * 10^23 atoms gramatom is 6020*10^23 / 6.02*10^23 =...
1 Answers 1 viewsm(CH3CH2OH) = 2,5g n(CH3CH2OH) : n(CH3COOH) = 1: 1 m(CH3COOH) = ? X g 2.5g CH3CH2OH → CH3COOH 46 g/moll 60 g/moll 46g (CH3CH2OH) ─ 60g (CH3COOH) X g (CH3CH2OH)...
1 Answers 1 viewsFirst calculate the moles of acetic acid, then the weight of acetic acid, then divide by the weight of vinegar. 1. moles of acetic acid is equivalent to moles of...
1 Answers 1 views69.22lb/ft3=1.1088 g/mL.Therefore the unknown liquid is ethylene glycol.
1 Answers 1 viewsOne mole of an ideal gas will occupy a volume of 22.4 liters at STP (Standard Temperature and Pressure, 0°C and one atmosphere pressure).Proportion:1 mole – 22400 mln moles –...
1 Answers 1 viewsvolume = 72,22 ml
1 Answers 1 viewsdensity = mass/volume density = 1.83g/ml , volume = 56.4ml at 20⁰Cmass = density×volume mass = 1.83×56.4 mass = 103.2 g
1 Answers 1 views